<?php
/**
 * Magento
 *
 * NOTICE OF LICENSE
 *
 * This source file is subject to the Open Software License (OSL 3.0)
 * that is bundled with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://opensource.org/licenses/osl-3.0.php
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@magentocommerce.com so we can send you a copy immediately.
 *
 * DISCLAIMER
 *
 * Do not edit or add to this file if you wish to upgrade Magento to newer
 * versions in the future. If you wish to customize Magento for your
 * needs please refer to http://www.magentocommerce.com for more information.
 *
 * @category    Mage
 * @package     Mage_Review
 * @copyright   Copyright (c) 2011 Magento Inc. (http://www.magentocommerce.com)
 * @license     http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
 */


/**
 * Customer Reviews list block
 *
 * @category   Mage
 * @package    Mage_Review
 * @author      Magento Core Team <core@magentocommerce.com>
 */
class Shangku_ReviewsWithImg_Block_Category_List extends Mage_Core_Block_Template
{

    protected $_collection;
	private $_reviewsHelperBlock;
	
    public function getCategory()
    {
    	return Mage::registry('current_category');
    }
    protected function _construct()
    {
        $this->_collection = Mage::getModel('review/review')->getProductCollection();
        $this->_collection
            ->addStoreFilter(Mage::app()->getStore()->getId())
            ->addCategoryFilter($this->getCategory())
            ->setDateOrder();
    }

    public function count()
    {
        return $this->_collection->getSize();
    }

    public function getToolbarHtml()
    {
        return $this->getChildHtml('toolbar');
    }

    protected function _prepareLayout()
    {
        $toolbar = $this->getLayout()->createBlock('page/html_pager', 'category_review_list.toolbar')
            ->setCollection($this->_getCollection())
        	->setData('show_amounts', false)
        	->setShowPerPage(false);

        $this->setChild('toolbar', $toolbar);
        return parent::_prepareLayout();
    }

    protected function _getCollection()
    {
        return $this->_collection;
    }

    public function getCollection()
    {
        return $this->_getCollection();
    }

    public function dateFormat($date)
    {
        return $this->formatDate($date, Mage_Core_Model_Locale::FORMAT_TYPE_SHORT);
    }

    protected function _beforeToHtml()
    {
        $this->_getCollection()
            ->load()
            ->addReviewSummary();
        return parent::_beforeToHtml();
    }

    public function getBackUrl()
    {
    	// the RefererUrl must be set in appropriate controller
    	if ($this->getRefererUrl()) {
    		return $this->getRefererUrl();
    	}
    	return $this->getUrl('/');
    }
    
    public function getImages(Mage_Review_Model_Review $review)
    {
    	return Mage::helper('reviewswithimg')->getReviewImages($review);
    }
    
    protected function _initReviewsHelperBlock()
    {
    	if (!$this->_reviewsHelperBlock) {
    		if (!Mage::helper('catalog')->isModuleEnabled('Mage_Review')) {
    			return false;
    		} else {
    			$this->_reviewsHelperBlock = $this->getLayout()->createBlock('review/helper');
    		}
    	}
    
    	return true;
    }
    
    public function getReviewsSummaryHtml(Mage_Catalog_Model_Product $product, $templateType = false,
    		$displayIfNoReviews = false)
    {
    	if ($this->_initReviewsHelperBlock()) {
    		return $this->_reviewsHelperBlock->getSummaryHtml($product, $templateType, $displayIfNoReviews);
    	}
    
    	return '';
    }
}
